Common questions and answers about ordering, shipping, returns, and reading our books. Can’t find what you’re looking for? Contact support.
If your order hasn’t shipped yet, email [email protected] right away and we’ll do our best to update it. Once shipped, the order can’t be changed — but you can return it within 30 days under our Shipping & Returns policy.
Sales tax is calculated based on your shipping address and applicable state laws. Currently we collect sales tax in Washington State; other states only when economic nexus thresholds apply.
Discount codes are entered at checkout in the “Coupon code” field, before completing payment.
Your card is charged at the time of order placement, not at shipment.
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